{"id":"0a699eb1-8447-4d85-a610-71a776f51d98","name":"Arithmetic Slices 2","description":"1. You are given an array(arr) of integers.\r\n2. You have to find the count of arithmetic slices in the given array.\r\n3. Arithmetic slice is defined as the sub-sequence of an array having all its elements in A.P and length of sub-sequence should be greater than or equal to 3.","inputFormat":"A number N\r\narr1\r\narr2.. N numbers","outputFormat":"Check the sample output and question video.","constraints":"1 <= N <= 1000\r\n-10^8 <= arr[i] <= 10^8","sampleCode":{"cpp":{"code":""},"java":{"code":"import java.io.*;\r\nimport java.util.*;\r\n\r\npublic class Main {\r\n\r\n\tpublic static int solution(int[] arr) {\r\n\t\t//write your code here\r\n\t\t\r\n\t\treturn 0;\r\n\t}\r\n\t\r\n\tpublic static void main(String[] args) {\r\n\t\tScanner scn = new Scanner(System.in);\r\n\t\tint n = scn.nextInt();\r\n\t\tint[] arr = new int[n];\r\n\t\tfor(int i = 0 ; i < n; i++){\r\n\t\t\tarr[i] = scn.nextInt();\r\n\t\t}\r\n\t\tSystem.out.println(solution(arr));\r\n\t}\r\n\r\n}"},"node":{"code":""},"ruby":{"code":""},"python":{"code":""}},"points":10,"difficulty":"hard","sampleInput":"4\r\n1\r\n2\r\n3\r\n4","sampleOutput":"3\r\n","questionVideo":"","hints":[],"associated":[],"solutionSeen":false,"tags":[],"meta":{"path":[{"id":0,"name":"home"},{"id":"0c54b191-7b99-4f2c-acb3-e7f2ec748b2a","name":"Data Structures and Algorithms","slug":"data-structures-and-algorithms","type":0},{"id":"5539a6e8-c8bf-4f04-805c-e43e9d20e72a","name":"Dynamic Programming For Intermediate","slug":"dynamic-programming-for-intermediate-408","type":0},{"id":"b19d90df-115a-4462-8e9c-102151f9b471","name":"Arithmetic Slices 2","slug":"arithmetic-slices-2","type":1}],"next":{"id":"39b6079d-b13c-41ed-91d5-598e591c555e","name":"Word Break 2","type":1,"slug":"word-break-2"},"prev":{"id":"5729ab90-a03e-4fe8-aed3-64bc32af803d","name":"Arithmetic Slices 1","type":1,"slug":"arithmetic-slices-1"}}}1. You are given an array(arr) of integers. 2. You have to find the count of arithmetic slices in the given array. 3. Arithmetic slice is defined as the sub-sequence of an array having all its elements in A.P and length of sub-sequence should be greater than or equal to 3.
{"id":"0a699eb1-8447-4d85-a610-71a776f51d98","name":"Arithmetic Slices 2","description":"1. You are given an array(arr) of integers.\r\n2. You have to find the count of arithmetic slices in the given array.\r\n3. Arithmetic slice is defined as the sub-sequence of an array having all its elements in A.P and length of sub-sequence should be greater than or equal to 3.","inputFormat":"A number N\r\narr1\r\narr2.. N numbers","outputFormat":"Check the sample output and question video.","constraints":"1 <= N <= 1000\r\n-10^8 <= arr[i] <= 10^8","sampleCode":{"cpp":{"code":""},"java":{"code":"import java.io.*;\r\nimport java.util.*;\r\n\r\npublic class Main {\r\n\r\n\tpublic static int solution(int[] arr) {\r\n\t\t//write your code here\r\n\t\t\r\n\t\treturn 0;\r\n\t}\r\n\t\r\n\tpublic static void main(String[] args) {\r\n\t\tScanner scn = new Scanner(System.in);\r\n\t\tint n = scn.nextInt();\r\n\t\tint[] arr = new int[n];\r\n\t\tfor(int i = 0 ; i < n; i++){\r\n\t\t\tarr[i] = scn.nextInt();\r\n\t\t}\r\n\t\tSystem.out.println(solution(arr));\r\n\t}\r\n\r\n}"},"node":{"code":""},"ruby":{"code":""},"python":{"code":""}},"points":10,"difficulty":"hard","sampleInput":"4\r\n1\r\n2\r\n3\r\n4","sampleOutput":"3\r\n","questionVideo":"","hints":[],"associated":[],"solutionSeen":false,"tags":[],"meta":{"path":[{"id":0,"name":"home"},{"id":"0c54b191-7b99-4f2c-acb3-e7f2ec748b2a","name":"Data Structures and Algorithms","slug":"data-structures-and-algorithms","type":0},{"id":"5539a6e8-c8bf-4f04-805c-e43e9d20e72a","name":"Dynamic Programming For Intermediate","slug":"dynamic-programming-for-intermediate-408","type":0},{"id":"b19d90df-115a-4462-8e9c-102151f9b471","name":"Arithmetic Slices 2","slug":"arithmetic-slices-2","type":1}],"next":{"id":"39b6079d-b13c-41ed-91d5-598e591c555e","name":"Word Break 2","type":1,"slug":"word-break-2"},"prev":{"id":"5729ab90-a03e-4fe8-aed3-64bc32af803d","name":"Arithmetic Slices 1","type":1,"slug":"arithmetic-slices-1"}}}
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